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NASA Planet Hunter Finds Earth-Size Habitable-Zone World

January 7, 2020

NASA’s Transiting Exoplanet Survey Satellite (TESS) has discovered its first Earth-size planet in its star’s habitable zone, the range…
How NASA’s Spitzer Has Stayed Alive for So Long

June 14, 2019

After nearly 16 years of exploring the cosmos in infrared light, NASA’s Spitzer Space Telescope will be switched…
Powerful Particles and Tugging Tides May Affect Extraterrestrial Life

April 17, 2019

Two new studies by UA space scientists may bring into question the habitability of TRAPPIST-1 exoplanets. Since its…
“Goldilocks” Stars May Be “Just Right” for Finding Habitable Worlds

March 9, 2019

Scientists looking for signs of life beyond our solar system face major challenges, one of which is that…
Credits: NASA/Ames Research Center
Kepler’s Final Image Shows A Galaxy Full Of Possibilities

February 7, 2019

NASA’s Kepler space telescope may be retired, but the discoveries continue to rack up for this historic planet-hunting…
This artist's illustration shows two Earth-sized planets, TRAPPIST-1b and TRAPPIST-1c, passing in front of their parent red dwarf star, which is much smaller and cooler than our sun. NASA's Hubble Space Telescope looked for signs of atmospheres around these planets. Credits: NASA/ESA/STScI/J. de Wit (MIT)
Tour Alien Worlds with New Multimedia Treats

February 6, 2019

Explore the plethora of planets outside our solar system with new multimedia experiences from NASA’s Exoplanet Exploration Program…
First Light for SPECULOOS

December 10, 2018

Four telescopes devoted to the search for habitable planets around nearby ultra-cool stars get off to a successful…
Study brings new climate models of small star TRAPPIST 1’s seven intriguing worlds

November 21, 2018

Not all stars are like the sun, so not all planetary systems can be studied with the same…
15 Years in Space for NASA’s Spitzer Space Telescope

August 24, 2018

Initially scheduled for a minimum 2.5-year primary mission, NASA’s Spitzer Space Telescope has gone far beyond its expected…
Take a Virtual Trip to a Strange New World with NASA

May 27, 2018

Are you looking for an exotic destination to visit this summer? Why not take a virtual trip to…
One of the Trappist-1 Planets Has an Iron Core

May 4, 2018

In February of 2017, a team of European astronomers announced the discovery of a seven-planet system orbiting the…
Planets orbiting TRAPPIST-1 star provide clues to the nature of habitable worlds

March 23, 2018

TRAPPIST-1 is an ultra-cool red dwarf star located about 40 light-years from the sun in the constellation Aquarius.…
TRAPPIST-1 Planets Might Actually Have Too Much Water to be Habitable

March 22, 2018

In February of 2017, the world was astounded to learn that astronomers – using data from the TRAPPIST…
Watery worlds: UW astronomer Eric Agol assists in new findings of TRAPPIST-1 planetary system

February 8, 2018

A team of astronomers including Eric Agol of the University of Washington has found that the seven Earth-sized planets orbiting…
TRAPPIST-1 Planets Probably Rich in Water

February 6, 2018

Planets around the faint red star TRAPPIST-1, just 40 light-years from Earth, were first detected by the TRAPPIST-South…
Good News For The Search For Life, The Trappist System Might Be Rich In Water

February 6, 2018

When we finally find life somewhere out there beyond Earth, it’ll be at the end of a long…
Astronomers Find Another Solar System with 8 Planets. Uh, Pluto, About that Deplaneting…

December 19, 2017

With every passing year, more and more extra-solar planets are discovered. To make matters more interesting, improvements in…
Could TRAPPIST-1’s seven Earth-like planets have gas giant siblings?

September 7, 2017

New work from a team of Carnegie scientists (and one Carnegie alumnus) asked whether any gas giant planets…
Neighboring exoplanets may hold water, study finds

September 1, 2017

Seven Earth-sized exoplanets circle the ultracool dwarf star TRAPPIST-1, just 40 light-years from our own blue planet. Now…
New details of TRAPPIST-1 system’s outmost planet confirm earlier predictions

May 25, 2017

An international team of astronomers, including researchers from the University of Cambridge, used data gathered by the Kepler…
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